*{
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}
.box{
  width:100vw;
  margin: 0 auto;
  @at-root .firstLine_bgColor{
    background-color: skyblue;
  }
  @at-root .box_ul{
    list-style: none;
    float: left;
    width: inherit;
    height: 50px;
    .item{
      float: left;
      height: 50px;
      line-height: 50px;
      border:1px solid #cccccc;
      text-align: center;
    }
    .IDSize,.userName,.gender,.city{
      width: 8vw;
    }
    .signature{
      width: 26.5vw;
    }
    .integral,.grade,.job,.clear_btn{
      width: 10vw;
    }
   .btn{
     background-color:lightgreen;
   }
    .btn:active, .btn:hover{
      background: red;
    }

  }
}